find the length of tangent segments drawn from a point at a distance of 12cm from centre,radius 4

Asked by  | 8th Dec, 2009, 06:29: PM

Expert Answer:

Length of tangent to the circle of radius 4  from an external point at a distance of 12 is = sqrt(122-42)=sqrt(128)

 

Answered by  | 10th Dec, 2009, 11:55: AM

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